Interesting video of a v–shaped UFO sighting recorded above Frías, Argentina on 23rd January 2015.
Interesting UFO filmed from an Airplane over Nevada.
Bell says it will ‘combine the vertical lift capability of a helicopter with the speed and range of a conventional fixed-wing aircraft
Scientists are working on a plasma engine that could take humans to Mars without the need to refuel.
This video shows what appears to be a dark ghostly figure, standing inside a corridor
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